Ferrite ring for broadband transformers. Material: 43: high-quality 40 MHz to 400 MHz Material: 61: to 200 MHz Material: 63: to 300 MHz Material: 68: high-quality 80 MHz to 180 MHz Material: 77: 0.5 MHz to 50 MHz https://elecena.pl/product/9713026/ft-240-77-ferrite-ring-59770038 2017-08-06 https://elecena.pl/product/9713026/ft-240-77-ferrite-ring-59770038 2018-04-11 https://elecena.pl/product/9713026/ft-240-77-ferrite-ring-59770038 2018-12-17 https://elecena.pl/product/9713026/ft-240-77-ferrite-ring-59770038 2021-05-05 https://elecena.pl/product/9713026/ft-240-77-ferrite-ring-59770038 2021-05-25 https://elecena.pl/product/9713026/ft-240-77-ferrite-ring-59770038 2021-06-23 https://elecena.pl/product/9713026/ft-240-77-ferrite-ring-59770038 2021-11-11 https://elecena.pl/product/9713026/ft-240-77-ferrite-ring-59770038 2022-10-24 https://elecena.pl/product/9713026/ft-240-77-ferrite-ring-59770038 2023-04-22 https://elecena.pl/product/9713026/ft-240-77-ferrite-ring-59770038 2023-08-09 https://elecena.pl/product/9713026/ft-240-77-ferrite-ring-59770038 2023-09-08 https://elecena.pl/product/9713026/ft-240-77-ferrite-ring-59770038 2023-12-13 https://elecena.pl/product/9713026/ft-240-77-ferrite-ring-59770038 2024-02-10 https://elecena.pl/product/9713026/ft-240-77-ferrite-ring-59770038 2024-06-29 https://elecena.pl/product/9713026/ft-240-77-ferrite-ring-59770038 2025-04-06 https://elecena.pl/product/9713026/ft-240-77-ferrite-ring-59770038 2025-06-14